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Finding the Fourth Proportional to 3,999.65, 5,998.76 and 2,354.27

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Solution

The fourth proportional to 3,999.65, 5,998.76 and 2,354.27 is: 3,530.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.65 : 5,998.76 = 2,354.27 : x
  2. Step 2: Convert to fraction form
    3,999.65/5,998.76 = 2,354.27/x
  3. Step 3: Cross multiply
    3,999.65x = 5,998.76 × 2,354.27
  4. Step 4: Simplify right side
    3,999.65x = 14,122,700.71
  5. Step 5: Solve for x
    x = 14,122,700.71/3,999.65
  6. Step 6: Final answer
    x = 3,530.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.